Home / 3,843,851-5,304,053.68-2,124,737.80

Finding the Fourth Proportional to 3,843,851, 5,304,053.68 and 2,124,737.80

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Solution

The fourth proportional to 3,843,851, 5,304,053.68 and 2,124,737.80 is: 2,931,883.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,843,851 : 5,304,053.68 = 2,124,737.80 : x
  2. Step 2: Convert to fraction form
    3,843,851/5,304,053.68 = 2,124,737.80/x
  3. Step 3: Cross multiply
    3,843,851x = 5,304,053.68 × 2,124,737.80
  4. Step 4: Simplify right side
    3,843,851x = 11,269,723,347,125.10
  5. Step 5: Solve for x
    x = 11,269,723,347,125.10/3,843,851
  6. Step 6: Final answer
    x = 2,931,883.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.